9 1/2L x 10 1/4W. This would make a great addition to any Hard Hat Diver or Diving Helmet collection.
It would also be a great way to display Steam Whistles. PLEASE VIEW ALL PICTURES CAREFULLY, AS THEY ARE INTENDED TO BE CONSIDERED AN INTEGRAL PART OF THE DESCRIPTION. ALL ITEMS ARE BELIEVED TO BE DESCRIBED ACCURATELY AND CORRECTLY. The item "Vintage Mark V Diving Helmet Lukenheimer 3 Way Air Manifold Valve Steam Whistle" is in sale since Wednesday, March 3, 2021.This item is in the category "Antiques\Maritime\Diving Helmets". The seller is "jwa1001" and is located in Signal Hill, California. This item can be shipped to United States, Canada.